html body {
    height: 100%;

}
body {
    background-color: #5ea0f1;
}
.logo img {
    margin: 20px 0 0 240px;
}
.box {
    width: 400px;
    height: 310px;
    background-color: #f5da78;
    position: absolute;
    top: 0;
    left: 0;
    bottom: 0;
    right: 0;
    margin: auto;
    box-shadow: 5px 5px 5px 5px;
}
.title {
    color: #000;
    height: 60px;
    line-height: 60px;
    text-align: center;
    font-size: 24px;
}
form {
    margin: 0 25px;
}
.layui-form-item {
    position: relative;
}
.layui-form-item .layui-icon {
    position: absolute;
    left: 10px;
    top: 10px;
}
.layui-form-item input {
    padding-left: 30px;
}
.layui-form-item a {
    float: right;
}
.register {
    display: none;
}